QUESTION: Hi Dr Zac, I’ll be the first to admit I spend way too much time scrolling TikTok – lately, my FYP (for you page) is full of people raving about mouth taping. I know nasal breathing ...

It’s also important to keep in mind that any mask that gets dirty or wet from mouth breathing, coughing or sneezing is not going to be useful, says Nachman. She recommends carrying an extra mask ...

Every year, air pollution causes around 2 million deaths in India. While several parts of the northern region experience an ...